China-Linked Cyber Espionage Group Secretly Harvested Research and Defense Emails from North American Institutions

  A sophisticated cyber espionage campaign linked to China infiltrated research, healthcare, academic, and military organizations across North America, remaining undetected for more than a year while stealing sensitive information and defense-related communications. According to a recent report from Google’s…

Cyber Briefing: 2026.06.16

From Microsoft Teams traffic spoofing to massive healthcare breaches, enterprise networks are facing an unprecedented winter threat wave. This article has been indexed from CyberMaterial Read the original article: Cyber Briefing: 2026.06.16

Hackers Exploit Critical Fortinet FortiSandbox Flaws in Active Attacks

Security researchers have reported active exploitation attempts targeting multiple critical vulnerabilities in Fortinet FortiSandbox appliances, raising concerns about potential compromises in enterprise security infrastructure. According to threat intelligence shared by Defused Cyber, attackers have started leveraging newly disclosed flaws, including…